FreeFloat A3 suspension system with dynamic flex panels and auto rotating shoulder straps that move with the natural movements of your body AirCushion Foamless backpanel provides true breathability, eliminates pressure points and moisture-wicking cooling benefits 3D Shoulder Harness & Hipbelt Construction eliminates wrinkling and hot spots to provide hotspot free, body-hugging comfort All suspension components treated with Polygiene Stays Fresh Technology (an odor control fabric treatment that inhibits the growth of odor causing microbes) Auto-rotating, dual-density shoulder harness with sternum strap featuring integrated safety whistle and hydration clip ComfortGrip lumbar pad helps prevent pack slip and keeps the pack positioned high on your hips without the need to over-tighten the hipbelt Perimeter alloy frame and fiberglass anti-barreling cross-stay for stable load management Front U-Zip access to main body of pack Dual front zippered pockets with floating divider wall Sunglass QuickStow system on shoulder harness for quick, secure and scratch-free access to your shades Internal hydration sleeve with SpeedClip hydration hanger compatible with Gregory's 3D Hydro Trek reservoir (reservoir not included) Floating top pocket with a large zippered compartment, small quick-access pocket and an underside zippered pocket, reflective attachment points, and key clip SideWinder bottle holster for one-handed on-the-go water bottle access - tucks away when not in use Oversized zippered hipbelt pockets with enough space to fit cell phones and trail essentials Side stretch-mesh pocket with pass through for over-or-under compression Front oversized stretch-mesh pocket with secure buckle closure Quick-pull drawcord closure and top webbing compression Zippered bottom sleeping bag compartment with removable divider Accessory attachment system located at easy-to-access hip location for bear spray holster's or accessory pouches Adjustable attachment loops and upper shock locks for trekking poles or ice axe Custom ComfortGrip molded zipper pulls and molded webbing keepers for strap management NANO CONNECT - Included interior toggles to connect Nano 14 Daypack Actvity: Backpacking Internal frame: Yes Frame type: Perimeter wire Suspension technology: FLOAT A3 Hydration compatible: Yes

Sources Lennard Zinn, frame builder, shop owner, and author at Zinn Cycles Custom Bicycles in Boulder, Colorado, email interview, January 28, 2017 David Kendall, carbon-repair business development group at Calfee Design in La Selva Beach, California, email interview, January 31, 2017 Ric Hjertberg, owner of Wheel Fanatyk in Port Hadlock, Washington, email interview, January 25, 2017 Chris Hodney, LEED AP at Hacker Architects in Portland, Oregon, email interview, January 31, 2017 Further reading No Bike Lock Can Hold Out Forever
Use a soft brush or cloth to wipe down the interior and exterior of the backpack
Produced in 3Ts carbon factory in Italy, the high-end Extrema Italia features a number of adventure-minded and bikepacking-friendly touches that 3T says provide a comfortable and capable ride without compromising speed and performance. Despite its dainty silhouette, the Extrema Italia boasts clearance for burly 29 x 2.2 (700c x 57mm) tires
A compact yet spacious full grain Italian leather backpack The Waves is a charming little creature
If money is not an issue, you can consider Pacsafe Venturesafe GII Anti Theft Backpack as this is our Premium Pick